However, the 30-year-old was later detained at a controversial immigration removal centre in Lincolnshire due to a dispute with the Home Office over his visa status.

He spent part of last Christmas in Morton Hall - which was made the subject of an investigation after four deaths at the site - before being released after more than 60, 000 people signed a petition and 300 academics put their name to a letter to see him freed.

Ahmed is now seeking asylum again and the Let Ahmed Stay campaign has been launched to help pay for his legal costs.

The latest fundraising event will be a barbecue with vegan food held at the Echo Beach bar at Dina in the city centre on Thursday, August 9, from 5.30pm.

The Lord Mayor of Sheffield, Magid Magid, is expected to be among those in attendance.